WWGM80 PGUM 050855 AWWGUM GUZ001-051200- Airport Weather Warning for Guam International Airport National Weather Service Tiyan GU 655 PM ChST Tue May 5 2026 An Airport Wind Advisory is in effect for the Guam International Airport until 900 pm this evening. Expect winds from the E or 70 degrees at 15 to 20 knots with gusts up to 30 knots possible. $$ JAW